With an unparalleled array of science topics to choose from, Discovery Channel School Science puts the fascination of the natural world at students' fingertips. Fun, fast-paced, high-interest text and vibrant photography in a varied format bring to life the wonders of nature as young scientists learn about the important historical figures, ideas, and discoveries that help researchers understand the past and keep science moving toward the future. Activities abound and insights await in Discovery Channel School Science What makes a human a human, an aardvark an aardvark, and a cabbage, a cabbage? DNA is a molecule that is contained is all living things. It determines how characteristics are passed from parent to offspring. In "Genetics, readers will explore DNA and the implications of new genetic discoveries.